/**
 * @widoc $.touchHelper
 * @namespace aux
 * @des 触摸事件辅助接口处理
 * @type object
 * @attr {boolean} msPointerEnabled
 * @attr {string} startEvent
 * @attr {string} moveEvent
 * @attr {string} endEvent
 */
(function(){
    var msPointerEnabled = window.navigator.msPointerEnabled;
    $.touchHelper = {
        msPointerEnabled: msPointerEnabled,
        startEvent: msPointerEnabled ? 'MSPointerDown' : 'touchstart',
        moveEvent: msPointerEnabled ? 'MSPointerMove' : 'touchmove',
        endEvent: msPointerEnabled ? 'MSPointerUp' : 'touchend'
    };
}());
